Data Sheet Technical data subject to change © B&K Precision Corp. 2010 Page 1 of 2 www.bkprecision.com Measures common- emitter gain. hFE Transistor Test The 2704C has all of the functionality for basic DMM applications including some high end features you might not expect. The 2000 count LCD can display resistance values up to 2 GΩ, capacitance to 20 uF or a transistors common-emitter gain value up to 1000. Value-packed features make this meter a must in every "Tool Kit ® ". Features ■ Magnetic hanger ■ DC voltage to 1000 V ■ AC voltage to 750 V ■ Resistance to 2000 MΩ ■ Capacitance to 20 uF ■ Continuity test ■ Diode test ■ Logic test ■ hFE Transistor test ■ One-handed operation ■ Measures up to 10 A (AC & DC) DC Volts Ranges 200 mV, 2 V, 20 V, 200 V, 1000V Resolution 0.1 mV, 1 mV, 10 mV, 100 mV, 1 V Accuracy ±(0.8 % rdg + 1 dgts) Input Impedance 10 MΩ Overload Protection 1000 VDC or 750 VACrms* AC Volts (50 Hz-500 Hz) Ranges 200 mV, 2 V, 20 V, 200 V, 750V Resolution 0.1 mV, 1 mV, 10 mV, 100 mV, 1 V Accuracy 200 mV & 20 V ranges: ±(1.5 % rdg + 5 dgts) 200 V & 750 V ranges: ±(2.0 % rdg + 5 dgts) Input Impedance 10 MΩ Overload Protection 1000 VDC or 750 VACrms* DC Current Ranges 20 mA, 200 mA, 10 A Resolution 10 uA, 100 uA, 10 mA Accuracy 20 mA to 200 mA ranges: ±(1.0 % rdg + 1 dgts) 10 A range: ±(3.5 % rdg + 3 dgts) Input Protection 0.5 A/500 V & 10 A/600 V fast blow ceramic fuses 10A Input 10 A for 60 sec max. followed by a 10 minute cooling period *= 600 VDC/Acrms for 15 seconds on 200 mV range AC Current (50 Hz-500 Hz) Ranges 20 mA, 200 mA, 10 A Resolution 10 uA, 100 uA, 10 mA Accuracy 20 mA to 200 mA ranges: ±(2.0 % rdg + 5 dgts) 10 A range: ±(3.5 % rdg + 5 dgts) Input Protection 0.5 A/500 V & 10 A/600 V fast blow ceramic fuses 10A Input 10 A for 60 sec max. followed by a 10 minute cooling period Resistance Ranges 200 Ω, 2 kΩ, 200 kΩ, 20 MΩ, 2000 MΩ Resolution 0.1 Ω, 1.0 Ω, 100 Ω, 10 kΩ, 1 MΩ Accuracy 200 Ω to 200 kΩ ranges: ±(1.0 % rdg + 4 dgts) 20 MΩ range: ±(2.0 % rdg + 4 dgts) 2000 MΩ range: ±(5.0 % rdg + 10 dgts) Open Circuit Voltage (typical) 0.3 VDC (3.0 VDC on 200 Ω, 2000 MΩ range) Overload Protection 500 VDC/ACrms Capacitance Ranges 2 nF , 20 nF, 200 nF, 2.0 uF, 20 uF Resolution 1 pF, 10 pF, 100 pF, 1 nF, 10 nF Accuracy ±(4 % rdg + 10 dgts) Overload Protection Discharge capacitor before connecting Frequency Ranges 2 kHz, 20 kHz, 200 kHz, 2 MHz, 20 MHz Resolution 1 Hz, 10 Hz, 100 Hz, 1 kHz, 10 kHz Accuracy ±(0.1 % rdg + 3 dgts) Sensitivity 2.0 Vrms minimum Minimum Pulse Width >25 ns Duty Cycle Limits >30 % and <70 % Overload Protection 500 VDC/AC rms Diode Test Test Current 1.0 mA (typical) Resolution 10 mV Accuracy ±(1.5 % rdg + 3 dgts) Open Circuit Voltage 3.0 VDC (typical) Overload Protection 500 VDC/ACrms Continuity Audible Indication Less than 100 Ω Response Time 100 ms Overload Protection 500 VDC/ACrms Transistor hFE Range 0 to 1000 Base Current Approximately 10 uADC (VCE = 3.0 VDC) Logic Test Threshold Logic Hi (2.8 V +0.8 V) / Logic Lo (0.8 V +0.5 V) Indication 40 msec beep at logic Lo Overload Protection 500 VDC/AC rms General Display 3 1/2 digit, 2000 count LCD Polarity Automatic, positive implied, negative polarity indication Overrange OL or -OL is displayed Low Battery Indication The battery symbol will display when battery voltage drops below operating levels Measurement Rate 2.5 times per second Operating Environment 0ºC to 50ºC at <70 % relative humidity Storage Environment -20ºC to 60ºC at 0 to 80 % relative humidity Accuracies Stated accuracy at 23ºC +5ºC at <75 % relative humidity Temperature Coefficient 0.1 x (specified accuracy) per ºC. (ºC to 18ºC, 28ºC to 50ºC) Power Single standard 9 volt battery, NEDA 1604, JIS 006P, IEC 6F22 Battery Life 150 hours typical Dimensions 165 mm (H) x 78 mm (W) x 42.5 mm (D) Weight Approximately 10.3 oz. (377 g) with battery and hanger Specifications 2704C model Accessories Supplied: One set test leads, one spare fuse, 9V battery (installed) and instruction manual One Year Warranty Manual Ranging Tool Kit ® DMM with Transistor Test Model 2704C